Easier start for Alex de Minaur as Matteo Berrettini withdraws from Australian Open

World No 6 will instead face Mackenzie McDonald on MondayFour Australians in first-round action on day one at Melbourne ParkAlex de Minaur has received an early boost to his Australian Open chances after the withdrawal of his tough first-round opponent, former world No 6 Matteo Berrettini.Berrettini announced he had suffered a recurrence of the abdomen problems which had plagued his 2025 season, forcing him to miss the French and US opens.